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authorXiang, Haihao <haihao.xiang@intel.com>2007-08-13 17:16:27 +0800
committerXiang, Haihao <haihao.xiang@intel.com>2007-08-13 17:16:27 +0800
commit88451b04e9cd39db9cc9315aaf69e074614f22f9 (patch)
tree93cbbf60bfa563259f55689b5d088074a80f54ab
parentc9e4aa2b303f9056564724ece0e2733a54d9f569 (diff)
i965: fix projtex_mask
projtex_mask is only an 8bit field, and wm.input_size_masks includes other attributes' information, therefore right shift is needed.
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm.c2
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_fp.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index 1497dc7968..904c00bef8 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -285,7 +285,7 @@ static void brw_wm_populate_key( struct brw_context *brw,
/* BRW_NEW_WM_INPUT_DIMENSIONS */
- key->projtex_mask = brw->wm.input_size_masks[4-1];
+ key->projtex_mask = brw->wm.input_size_masks[4-1] >> (FRAG_ATTRIB_TEX0 - FRAG_ATTRIB_WPOS);
/* _NEW_LIGHT */
key->flat_shade = (brw->attribs.Light->ShadeModel == GL_FLAT);
diff --git a/src/mesa/drivers/dri/i965/brw_wm_fp.c b/src/mesa/drivers/dri/i965/brw_wm_fp.c
index ff97d87dc4..62bb081206 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_fp.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_fp.c
@@ -660,7 +660,7 @@ static GLboolean projtex( struct brw_wm_compile *c,
return 0; /* ut2004 gun rendering !?! */
else if (src.File == PROGRAM_INPUT &&
GET_SWZ(src.Swizzle, W) == W &&
- (c->key.projtex_mask & (1<<src.Index)) == 0)
+ (c->key.projtex_mask & (1<<(src.Index + FRAG_ATTRIB_WPOS - FRAG_ATTRIB_TEX0))) == 0)
return 0;
else
return 1;